#13 Common Assessment 4 Review (Force and Motion)

#13 Common Assessment 4 Review (Force and Motion)

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Poll

CHOOSE YOUR MOOD

Topics Covered

*Calculated Net Forces

*Calculating Speed

*Interpreting Speed Graphs

Multiple Choice

Balanced forces result in either no motion or constant (steady) motion

• TRUE

• FALSE

Multiple Choice

Unbalanced forces result in a CHANGE in motion

• TRUE

• FALSE

Multiple Choice

If two forces are said to be equal in magnitude and have opposite direction, then the object is said to have ___________.

• Balanced forces

• Unbalanced force

• Accelerating

• None of these

Multiple Choice

How long can a camel survive without water?

• 25 days

• 1 week

• 9 months

• 7 months

Multiple Choice

Use the picture to calculate the net force

• 100 N to the right

• 100 N to the left

• 0 N to the right

• 0 N (no Movement)

Multiple Choice

Would you add or subtract these forces?

• Add

• Subtract

Multiple Choice

Which answer choice shows the correct way to calculate the net force?

• 225+158

• 158+225

• 225-158

• 158-225

Multiple Choice

Calculate the net force in the picture

• 67 N to the left

• 67 N to the right

• 338 N to the right

Multiple Choice

Are these forces moving in the same direction or opposite directions?

• Same direction

• Opposite Direction

Multiple Choice

Since they are moving in the same direction (to the right) would you add or subtract them?

• ADD

• SUBTRACT

Multiple Choice

Calculate the net force in the picture

• 20 N to the right

• 40 N to the right

• 20 N to the left

Multiple Choice

What forces are acting on the box?

• A pull to the left and a push to the left

• A pull the the left and a push to the right

• A push and a pull to the right

Multiple Choice

How many "S" do you see ?

• 6

• 8

• 7

• 5

Multiple Choice

Would you add or subtract these forces?

• Add

• Subtract

Multiple Choice

What is the net force?

• 431 N to the right

• 431 N to the left

• 53 N to the left

• 53 N to the right

Multiple Choice

What forces are acting on the object?

• A push to the left and a push to the right

• A pull to the left and a pull to the right

Multiple Choice

These forces are moving in....

• The same direction

• opposite directions

Multiple Choice

Would you add or subtract these forces?

• Add

• Subtract

Multiple Choice

How would you calculate the net force?

• 65+60

• 65-60

• 60-65

Multiple Choice

What is the net force?

• 5 N to the left

• 5 N to the right

• 125 N to the left

Multiple Choice

Calculate the net force

• 15 N to the left

• 15 N to the left

• 35 N to the right

Multiple Choice

Which answer choice correctly calculated the net force

• 199 + 5 = 204 N to the left

• 199 - 5 = 195 N to the left

• 199 + 5 N to the right

Multiple Choice

Which answer choice correctly calculated the net force?

• 88N + 45N = 133N left

• 88N - 45N = 43N left

• 88N - 45N = 43N right

Multiple Choice

Which answer choice correctly calculated the net force?

• 205 + 205 = 410 N Left

• 205-205 = 0 N (no movement)

• 205 + 205 = 410 N Right

Multiple Choice

What is the net force?

• 70 Newtons left

• 70 Newtons right

• 78 Newtons right

Multiple Choice

How many Earths could fit inside the sun?

• 10

• 100

• 1,000

• 1,000,000

Multiple Choice

What does " / " mean? (The slash)

• Add

• Subtract

• Multiply

• Divide

Multiple Choice

The table shows the distances travelled and the time taken by four vehicles. Who had the fastest speed? HINT: Calculate each of their speed

• P

• Q

• R

• S

Multiple Choice

Which driver had the slowest average speed? Hint: You should have calculated each speed

• P

• Q

• R

• S

Multiple Choice

What two measurements are necessary for calculating speed?

• Mass and time

• Temperature and mass

• Distance and time

Multiple Choice

What is the speed of an object that travels 60 meters in 4 seconds?

Hint: To calculate speed divide distance by time (use a calculator)

• 240 m/s

• 15 m/s

• 0.067 m/s

• 15 mph

Multiple Choice

Find speed when distance is 142 km and time is 2 hours.

Hint: On your calculator, enter the distance , press divide, then enter the time and press enter.

• 71km/hr

• 52km/hr

• 17km/hr

• 90km/hr

Multiple Choice

The formula to calculate speed is

• distance/time

• time/distance

• distance x time

• distance/time²

Multiple Choice

A poltergeist pushes a small toy car 6 feet over 12 minutes. What is its average speed? Hint: Use a calculator to divide distance by time

• 5 ft/minute

• .5 ft/minute

• .20 ft/minute

Multiple Choice

A rocket car can go 1,000 km in 250 seconds. what is its average speed? HINT: SPEED = Distance / Time

• 25 km/sec

• 4 km/sec

• 50 km/sec

Multiple Choice

Where was the speed faster?

• 0-1s

• 3-5s

Multiple Choice

The motion from 3-5s

• Stationary

• Constant speed

• Acceleration

Multiple Choice

The motion from 0s to 1s

• Stationary

• Constant speed

• Acceleration

Multiple Choice

According to the graph how far does the person travel in the first 5 seconds?

• 2 m

• 10 m

• 5 m

Multiple Choice

During your lifetime, you will produce enough saliva to fill....

• A bucket

• A pool

• two swimming pools

• The ocean

Multiple Choice

Segment A-B The bus is _________________.

• at rest

• returning (to original position)

• moving forward

Multiple Choice

Segment O-A The bus is _________________.

• at rest (stationary)

• returning (to original position)

• Fast, steady speed

Multiple Choice

What is happening at C?

• Stationary

• Accelerating

• Fast steady speed; moving away from home

Multiple Choice

What is happening at D?

• Stationary

• Accelerating

• Fast steady speed; moving away from the starting position

Multiple Choice

Describe the motion in the graph:

• Constant Speed (positive slope)

• Stopped (at rest)

• Acceleration (increasing speed)

Multiple Choice

Describe the motion in the graph:

• Moving away from home (steady speed)

• Stopped (at rest)

• Acceleration (increasing speed)

• Return Home (negative slope)

Multiple Choice

Describe the motion in the graph:

• Constant Speed (positive slope)

• Stopped (at rest)

• Acceleration (increasing speed)

Multiple Choice

What does a CURVED line represent on a Speed Graph?

• Accelleration (Speeding up or slowing down)

• Constant Speed

• Going back to starting point

Multiple Choice

Describe the motion in the graph:

• Constant Speed (positive slope)

• Stopped (at rest)

• Acceleration (increasing speed)

Poll

How prepared do you think you are to take this test on Wednesday or Thursday?

• I am a Force and Motion Wizard

• I am prepared and will do well on the test

• I could use more practice so i can ACE the test

• I don't think I know the topics too well so I need re-attempt the lesson and review the virtual lesson

You will take COMMON ASSESSMENT 4 Wednesday or Thursday, do your best!